Resources

Top Resources

  1. Using a bipolar transistor to turn a load on and off
    For situations when your microcontroller (or whatever) can't do it on its own. - by (*steve*)
    Updated: Jul 6, 2014
  2. Do I need a heatsink? How big?
    A simple inroduction to heatsinking components - by (*steve*)
    Updated: Jul 6, 2014
  3. PCB prototype manufacturing calculator
    Find the least expensive PCP manufacturer for your hobby project - by Harald Kapp
    Updated: Jun 4, 2014
  4. How to take photos of circuit boards
    Hints and tips on how to take optimal photos of your circuit boards - by KrisBlueNZ
    Updated: May 5, 2014
  5. Adding new components to LTSPICE
    add models and subcircuits from other sources - by Harald Kapp
    Updated: May 13, 2014

View All Featured Resources

  1. Long duration timers - Notes for beginners

    Tips for beginners on long duration timers.
  2. LTSPICE Shortcuts

    Time-saving Keyboard Shortcuts for LTSpice
  3. Got a question about driving LEDs?

    A list of common anwers and links to useful documentation on driving LEDs.
  4. How to take photos of circuit boards

    Hints and tips on how to take optimal photos of your circuit boards
  1. Simulating time variable resistors

    Simulate time variable resistors in LTSPICE using a voltage source as controller
    Updated:
    Feb 8, 2017
  2. Simulating sawtooth and triangular waveforms

    simulate sawtooth and triangular waveforms in LTSPICE using a PULSE source
    Updated:
    Jun 10, 2016
  3. Power Supplies - Common Terms and Limitations

    What is a power supply (source) and how can I control the voltage and current?
    Updated:
    Feb 23, 2016
  4. Electronics Talk - interesting interviews and shows

    Interesting videos with/on Electronics Legends
    Updated:
    Feb 17, 2016
  5. Stepper Motor Max RPM

    Details on how to calculate stepper motor max RPM.
    Updated:
    Jan 27, 2016
  6. Updated:
    Nov 3, 2015
  7. Logos for electronic component manufacturers

    Quick reference for common manufacturer logos on electronic components
    Updated:
    Dec 30, 2014
  8. Updated:
    Nov 17, 2014
  9. Component Identification

    Some useful component identification information
    Updated:
    Oct 23, 2014
  10. Compilation of useful electronics software

    This resource will provide list of software that a electronics hobbyist may find useful
    Updated:
    Oct 4, 2014
  11. Compilation of useful electronics sites

    This resource will provide list of sites that a electronics hobbyist may find useful
    Updated:
    Oct 2, 2014
  12. Digital temperature measurements

    Calibrating your finger for more accurate subjective assesments.
    Updated:
    Aug 25, 2014
  13. List of EDA packages

    Lists of EDA (schematic and PCB) packages: free/open-source, free limited versions, and commercial
    Updated:
    Aug 22, 2014
  14. Component suppliers

    Names and web addresses for companies that supply electronic components
    Updated:
    Jul 23, 2014
  15. Logic gates

    Explanations about logic gates and what they can be used for
    Updated:
    Jul 16, 2014
  16. Electronic power and resistance rules

    Power and resistance rules you need to know (Further edits ongoing)
    Updated:
    Jul 10, 2014
  17. Using a bipolar transistor to turn a load on and off

    For situations when your microcontroller (or whatever) can't do it on its own.
    Updated:
    Jul 6, 2014
  18. Do I need a heatsink? How big?

    A simple inroduction to heatsinking components
    Updated:
    Jul 6, 2014
  19. Saturation in transistors (BJTs) - why and how

    The reason you would saturate a BJT, and how to calculate base current and resistor values
    Updated:
    Jul 6, 2014
  20. Photos with phones

    How to take a good closeup image with your phone
    Updated:
    Jul 5, 2014